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. 2014 Dec 29;1(3):034504. doi: 10.1117/1.JMI.1.3.034504

Fig. 1.

Fig. 1

Comparison of (a) the classical approach (b) the nonlocal approach where the different neighborhoods/patches Sid,d∈{1,2,3,4,5,6} will contribute to the estimation of the voxel i based and the their similarities Gid,i.